Properties

Label 485100.cm
Number of curves $2$
Conductor $485100$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("cm1")
 
E.isogeny_class()
 

Elliptic curves in class 485100.cm

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
485100.cm1 485100cm2 \([0, 0, 0, -812175, -241386250]\) \(4662947952/717409\) \(9115464755628000000\) \([2]\) \(7372800\) \(2.3616\) \(\Gamma_0(N)\)-optimal*
485100.cm2 485100cm1 \([0, 0, 0, 88200, -20794375]\) \(95551488/290521\) \(-230711659620750000\) \([2]\) \(3686400\) \(2.0150\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 2 curves highlighted, and conditionally curve 485100.cm1.

Rank

sage: E.rank()
 

The elliptic curves in class 485100.cm have rank \(1\).

Complex multiplication

The elliptic curves in class 485100.cm do not have complex multiplication.

Modular form 485100.2.a.cm

sage: E.q_eigenform(10)
 
\(q - q^{11} + 2 q^{13} - 4 q^{19} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

sage: E.isogeny_class().matrix()
 

The \(i,j\) entry is the smallest degree of a cyclic isogeny between the \(i\)-th and \(j\)-th curve in the isogeny class, in the LMFDB numbering.

\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)

Isogeny graph

sage: E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with LMFDB labels.